# Tatum Blockchain Gateway **Official Documentation:** https://docs.tatum.io The following interfaces are available on this chain: - `bitcoin-signet-json-rpc` (jsonrpc) ## bitcoin-signet-json-rpc - jsonrpc The primary endpoint for making API calls is: `https://bitcoin-signet.gateway.tatum.io` The following is a curated list of supported JSON-RPC methods. Please refer to the official documentation for details on required parameters. - `createrawtransaction` - `decoderawtransaction` - `decodescript` - `estimatefee` - `estimatesmartfee` - `getbestblockhash` - `getblock` - `getblockchaininfo` - `getblockcount` - `getblockhash` - `getblockheader` - `getblockstats` - `getchaintips` - `getdifficulty` - `getmempoolancestors` - `getmempoolcluster` - `getmempooldescendants` - `getmempoolentry` - `getmempoolfeeratediagram` - `getmempoolinfo` - `getnetworkinfo` - `getrawmempool` - `getrawtransaction` - `gettxout` - `gettxoutproof` - `searchrawtransactions` - `sendrawtransaction` - `testmempoolaccept` - `validateaddress` - `verifymessage` - `verifytxoutproof`